Tina's a teacher, remember? She knows how to give an interesting science demonstration. Today we're learning about neutral buoyancy - what's the best way to make yourself sink? Get rid of all that pesky air in your lungs, obviously!
Matt Marmolejos
2023-06-05 22:53:28 +0000 UTCGhostCruncher
2023-06-05 20:00:41 +0000 UTC